Files
pipewire-soundpad/src/app.rs
T
2025-07-21 12:15:01 +03:00

463 lines
15 KiB
Rust

mod pw;
pub mod settings;
use eframe::{CreationContext, Frame, NativeOptions};
use egui::{
Button, CentralPanel, ComboBox, Context, Label, ScrollArea, Separator, Slider, TextEdit, Ui,
Vec2,
};
use egui_material_icons::icons;
use metadata::media_file::MediaFileMetadata;
use rfd::FileDialog;
use rodio::{Decoder, OutputStream, OutputStreamBuilder, Sink};
pub use settings::Settings;
use std::{fs, path::PathBuf};
#[derive(PartialEq)]
enum PlayerState {
PLAYING,
PAUSED,
}
impl Default for PlayerState {
fn default() -> Self {
PlayerState::PAUSED
}
}
pub struct App {
saved_settings: Settings,
player_position: f32,
prev_player_position: f32,
max_player_position: f32,
volume: f32,
player_state: PlayerState,
directories: Vec<PathBuf>,
directory_to_delete: Option<usize>,
current_directory: Option<usize>,
selected_input_device: String,
available_input_devices: Vec<pw::InputDevice>,
current_file: PathBuf,
search_query: String,
_audio_stream_handle: OutputStream,
audio_sink: Sink,
}
impl eframe::App for App {
fn update(&mut self, ctx: &Context, _frame: &mut Frame) {
CentralPanel::default().show(ctx, |ui| {
// Render UI
self.render_ui(ui);
// Load all available input devices
self.available_input_devices = pw::get_input_devices().unwrap_or_default();
// Save new settings
let current_settings = Settings {
saved_dirs: self.directories.clone(),
saved_mic: self.selected_input_device.clone(),
saved_volume: self.volume,
};
if current_settings != self.saved_settings {
current_settings.save_to_file(
&dirs::config_dir()
.unwrap_or_default()
.join("pwsp")
.join("pwsp.json"),
);
self.saved_settings = current_settings;
}
// Pause audio_sink on audio end
if self.audio_sink.len() == 0 && !self.audio_sink.is_paused() {
self.audio_sink.pause();
}
// Change player_state based on audio_sink state
self.player_state = match self.audio_sink.is_paused() {
true => PlayerState::PAUSED,
false => PlayerState::PLAYING,
};
// Handle changing player position
if self.player_position != self.prev_player_position {
let mut target_pos = self.player_position - 0.5;
target_pos = target_pos.clamp(0f32, self.max_player_position);
let target_pos_dur = core::time::Duration::from_secs_f32(target_pos);
self.audio_sink.try_seek(target_pos_dur).unwrap();
self.prev_player_position = self.player_position;
}
// Update UI when playing
if self.player_state == PlayerState::PLAYING {
ctx.request_repaint();
self.audio_sink.set_volume(self.volume);
self.player_position = self.audio_sink.get_pos().as_secs_f32();
}
self.prev_player_position = self.player_position;
});
}
}
impl App {
pub fn new(_cc: &CreationContext<'_>, settings: Settings) -> Self {
let _audio_stream_handle = OutputStreamBuilder::open_default_stream().unwrap();
let audio_sink = Sink::connect_new(_audio_stream_handle.mixer());
audio_sink.pause();
Self {
saved_settings: settings.clone(),
player_position: 0.0,
prev_player_position: 0.0,
max_player_position: 1.0,
volume: settings.saved_volume,
player_state: PlayerState::PAUSED,
directories: settings.saved_dirs.clone(),
directory_to_delete: None,
current_directory: match settings.saved_dirs.len() {
0 => None,
_ => Some(0),
},
selected_input_device: settings.saved_mic,
available_input_devices: Vec::new(),
current_file: PathBuf::new(),
search_query: String::new(),
_audio_stream_handle,
audio_sink,
}
}
fn render_ui(&mut self, ui: &mut Ui) {
self.render_player(ui);
ui.add_space(10.0);
ui.separator();
ui.add_space(10.0);
self.render_content(ui);
}
fn render_player(&mut self, ui: &mut Ui) {
let file_title_label = Label::new(
self.current_file
.file_name()
.and_then(|n| n.to_str())
.unwrap_or(""),
);
let play_button_icon = match self.player_state {
PlayerState::PLAYING => icons::ICON_PAUSE,
PlayerState::PAUSED => icons::ICON_PLAY_ARROW,
};
let play_button = Button::new(play_button_icon).corner_radius(15.0);
let position_minutes = (self.player_position / 60.0) as i32;
let position_seconds = (self.player_position - (position_minutes as f32) * 60.0) as i32;
let position_minutes_str = match position_minutes.to_string().chars().count() {
1 => "0".to_string() + &position_minutes.to_string(),
2 => position_minutes.to_string(),
_ => "00".to_string(),
};
let position_seconds_str = match position_seconds.to_string().chars().count() {
1 => "0".to_string() + &position_seconds.to_string(),
2 => position_seconds.to_string(),
_ => "00".to_string(),
};
let player_position_label =
Label::new(format!("{}:{}", position_minutes_str, position_seconds_str));
let player_position_slider =
Slider::new(&mut self.player_position, 0.0..=self.max_player_position)
.show_value(false);
let volume_slider = Slider::new(&mut self.volume, 0.0..=1.0).show_value(false);
ui.add_space(10.0);
ui.horizontal_top(|ui| {
let play_button_response = ui.add_sized([30.0, 30.0], play_button);
if !self.current_file.display().to_string().is_empty() && play_button_response.clicked()
{
match self.player_state {
PlayerState::PLAYING => {
self.audio_sink.pause();
}
PlayerState::PAUSED => {
self.audio_sink.play();
}
}
}
ui.vertical(|ui| {
ui.spacing_mut().slider_width = ui.available_width() - 150.0;
ui.add_sized([ui.available_width() - 150.0, 15.0], file_title_label);
ui.add_sized([ui.available_width() - 150.0, 15.0], player_position_slider);
});
ui.add_sized([30.0, 30.0], player_position_label);
ui.add_sized([15.0, 30.0], volume_slider);
});
}
fn render_content(&mut self, ui: &mut Ui) {
let dirs_area_size = Vec2::new(120.0, ui.available_height());
ui.horizontal(|ui| {
ui.vertical(|ui| {
self.render_directories_list(ui, dirs_area_size);
self.render_mic_selection(ui);
});
ui.allocate_ui(dirs_area_size, |ui| {
if !self.directories.is_empty() {
ui.add(Separator::default().vertical());
}
});
let music_area_size = Vec2::new(ui.available_width(), ui.available_height());
self.render_music_list(ui, music_area_size);
});
self.handle_directory_deletion();
}
fn render_directories_list(&mut self, ui: &mut Ui, scroll_area_size: Vec2) {
let add_dir_button = Button::new(icons::ICON_ADD).frame(false);
ui.vertical(|ui| {
let add_dir_button_response = ui.add_sized([20.0, 20.0], add_dir_button);
if add_dir_button_response.clicked() {
self.handle_directory_adding();
}
ui.add_space(10.0);
ui.allocate_ui(scroll_area_size, |ui| {
ScrollArea::vertical().id_salt(0).show(ui, |ui| {
for (index, dir) in self.directories.iter().enumerate() {
let dir_name = dir
.file_name()
.and_then(|n| n.to_str())
.unwrap_or("Invalid Directory");
let dir_button = Button::new(dir_name).frame(false);
let dir_delete_button = Button::new(icons::ICON_DELETE).frame(false);
ui.horizontal(|ui| {
let dir_button_response = ui.add(dir_button);
if dir_button_response.clicked() {
self.current_directory = Some(index);
}
let directory_delete_button_response = ui.add(dir_delete_button);
if directory_delete_button_response.clicked() {
self.directory_to_delete = Some(index);
}
});
ui.separator();
}
});
});
});
}
fn handle_directory_adding(&mut self) {
if let Some(dirs) = FileDialog::pick_folders(Default::default()) {
for path in dirs {
if !self.directories.contains(&path) {
self.directories.push(path.clone());
}
}
}
}
fn handle_directory_deletion(&mut self) {
if let Some(index) = self.directory_to_delete {
if let Some(current_index) = self.current_directory {
if current_index > index {
self.current_directory = Some(current_index - 1);
} else if current_index == index {
self.current_directory = None;
}
}
self.directories.remove(index);
self.directory_to_delete = None;
}
}
fn render_music_list(&mut self, ui: &mut Ui, scroll_area_size: Vec2) {
if self.current_directory.is_none() {
return;
}
let current_path = self
.directories
.get(self.current_directory.unwrap())
.unwrap();
if !fs::exists(current_path).ok().unwrap_or(false) {
self.directory_to_delete = self.current_directory;
return;
}
let files = fs::read_dir(current_path).ok().unwrap();
let mut music_files = Vec::new();
let music_extensions = ["mp3", "wav", "ogg", "flac", "mp4", "aac"].to_vec();
for file in files {
let path = file.unwrap().path();
if !path.is_file() {
continue;
}
if let Some(extension) = path.extension().and_then(|n| n.to_str()) {
if music_extensions.contains(&extension.to_lowercase().as_str()) {
if path
.to_str()
.unwrap()
.to_string()
.to_lowercase()
.contains(self.search_query.as_str())
{
music_files.push(path);
}
}
}
}
ui.vertical(|ui| {
let search_entry = TextEdit::singleline(&mut self.search_query);
ui.add_sized([ui.available_width(), 20.0], search_entry);
ui.separator();
ui.allocate_ui(scroll_area_size, |ui| {
ScrollArea::vertical().id_salt(1).show(ui, |ui| {
for file in music_files.iter() {
let file_name = file.file_name().and_then(|n| n.to_str()).unwrap();
let file_button = Button::new(file_name).frame(false);
let file_button_response = ui.add(file_button);
if file_button_response.clicked() {
self.current_file = file.to_path_buf();
self.play_current_file();
}
ui.separator();
}
});
});
});
}
fn render_mic_selection(&mut self, ui: &mut Ui) {
ComboBox::from_label("Choose MIC")
.selected_text(format!("{:?}", self.selected_input_device))
.show_ui(ui, |ui| {
for device in self.available_input_devices.iter() {
ui.selectable_value(
&mut self.selected_input_device,
device.audio_device.name.clone(),
device.audio_device.nick.clone(),
);
}
});
}
fn play_current_file(&mut self) {
if self.current_file.to_str().unwrap().is_empty() {
return;
}
if !self.current_file.exists() {
return;
}
if !self.selected_input_device.is_empty() {
self.link_devices();
}
let file = fs::File::open(self.current_file.display().to_string()).unwrap();
let source = Decoder::new(file).unwrap();
self.audio_sink.stop();
self.audio_sink.play();
self.audio_sink.append(source);
let metadata = MediaFileMetadata::new(&self.current_file.as_path()).unwrap();
self.max_player_position = metadata._duration.unwrap() as f32;
self.player_position = 0.0;
self.prev_player_position = 0.0;
}
fn link_devices(&self) {
let output_devices = pw::get_output_devices().unwrap();
let mut pwsp_output: Option<&pw::OutputDevice> = None;
for device in output_devices.iter() {
if device.audio_device.name == "alsa_playback.pwsp" {
pwsp_output = Some(device);
break;
}
}
if pwsp_output.is_none() {
return;
}
let input_devices = pw::get_input_devices().unwrap();
let mut mic: Option<&pw::InputDevice> = None;
for device in input_devices.iter() {
if device.audio_device.name == self.selected_input_device {
mic = Some(device);
break;
}
}
if mic.is_none() {
return;
}
pwsp_output.unwrap().unlink(mic.unwrap());
pwsp_output.unwrap().link(mic.unwrap());
}
}
pub fn run(settings: Settings) -> Result<(), eframe::Error> {
let options = NativeOptions {
vsync: true,
centered: true,
hardware_acceleration: eframe::HardwareAcceleration::Preferred,
viewport: egui::ViewportBuilder::default()
.with_app_id("ru.arabianq.pwsp")
.with_inner_size(Vec2::new(800.0, 600.0))
.with_min_inner_size(Vec2::new(400.0, 400.0)),
..Default::default()
};
eframe::run_native(
"PipeWire SoundPad",
options,
Box::new(|cc| {
egui_material_icons::initialize(&cc.egui_ctx);
Ok(Box::new(App::new(cc, settings)))
}),
)
}